Thank you for contacting us. We have received the email you sent earlier and replied to you. It may have entered your spam email. Please check You can purchase IR blazers with 3.5mm plugs I notified that we have also sent you emails before Can you check if there are any spam emails available? Regarding your equipment, we found a code library similar to the model you provided in the code library Try adding: Brand: Hisense Model: 100L5F Check which it can be used normally, looking forward to your feedback Please don't worry, we will try our best to help you solve your problem Thank you for your patient and support

Sorry for the inconvenience caused to you What device's buttons are not working? Can you tell me the brand and model of the device, as well as the name of the button that doesn't work? Let's check

Currently, U1 does not have new firmware. Is there a problem with all device cases? If it is a device, you can tell us the brand and model of the device so that we can check the code library.

Sorry for the late reply, we hope you had a great weekend, we have never given up on this product, we have been refining and continuously optimising the remote. Our after-sales team will always be there for our customers as well, do you have some product issues that you need questions about? You can tell me in the comments the problems you encountered or send it to our after-sales email, thank you!

Sorry for the late reply, hope you have a nice weekend, please send your email and I will send you the new version of the app via email, thanks!

Sorry for the late reply, I hope you had a nice weekend, we didn't find your email in the mailbox, maybe there was some problem with the email, but don't worry, please send your email and I will send you the new version of the app via email, thanks!

Sorry for the late reply, please leave your email in the comments and I will send the app, thanks!

Sorry for the late reply, please leave your email in the comments and I will send the app, thanks!

Thank you for your suggestion. We will provide feedback to the engineer and update the app as soon as possible

Can you tell us the name of the button? Let's check